Electro-Osmotic Dewatering with Polarity Reversals

by Donald H. Gray,
Frank Somogyi,

Serial Information: Journal of the Geotechnical Engineering Division, 1977, Vol. 103, Issue 1, Pg. 51-54

Document Type: Journal Paper


An increasing body of evidence suggests that reversal of electrode polarity or current direction during electro-osmosis leads to improved consolidation and more efficient dewatering. This note reviews the evidence and presents results of recent laboratory tests bearing directly on this question.

Subject Headings: Osmosis | Dewatering | Laboratory tests

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